Home / 639,249,390.01-958,917,387.63-224,675,808.85

Finding the Fourth Proportional to 639,249,390.01, 958,917,387.63 and 224,675,808.85

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Solution

The fourth proportional to 639,249,390.01, 958,917,387.63 and 224,675,808.85 is: 337,028,932.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    639,249,390.01 : 958,917,387.63 = 224,675,808.85 : x
  2. Step 2: Convert to fraction form
    639,249,390.01/958,917,387.63 = 224,675,808.85/x
  3. Step 3: Cross multiply
    639,249,390.01x = 958,917,387.63 × 224,675,808.85
  4. Step 4: Simplify right side
    639,249,390.01x = 215,445,539,688,140,416
  5. Step 5: Solve for x
    x = 215,445,539,688,140,416/639,249,390.01
  6. Step 6: Final answer
    x = 337,028,932.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.